freeCodeCamp/curriculum/challenges/portuguese/14-responsive-web-design-22/learn-css-animation-by-buil.../6140cfc08ca9c5128c3e6478.md

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---
id: 6140cfc08ca9c5128c3e6478
title: Passo 7
challengeType: 0
dashedName: step-7
---
# --description--
Defina a `position` do seletor `.line` para `absolute`, a propiedade `left` para `50%` e a propriedade `top` para `50%`.
# --hints--
O seletor `.line` deve ter a propriedade `position` definida para `absolute`.
```js
assert(new __helpers.CSSHelp(document).getStyle('.line')?.position === 'absolute');
```
O seletor `.line` deve ter a propriedade `left` definida para `50%`.
```js
assert(new __helpers.CSSHelp(document).getStyle('.line')?.left === '50%');
```
O seletor `.line` deve ter a propriedade `top` definida para `50%`.
```js
assert(new __helpers.CSSHelp(document).getStyle('.line')?.top === '50%');
```
# --seed--
## --seed-contents--
```html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Ferris Wheel</title>
<link rel="stylesheet" href="./styles.css">
</head>
<body>
<div class="wheel">
<span class="line"></span>
<span class="line"></span>
<span class="line"></span>
<span class="line"></span>
<span class="line"></span>
<span class="line"></span>
<div class="cabin"></div>
<div class="cabin"></div>
<div class="cabin"></div>
<div class="cabin"></div>
<div class="cabin"></div>
<div class="cabin"></div>
</div>
</body>
</html>
```
```css
.wheel {
border: 2px solid black;
border-radius: 50%;
margin-left: 50px;
position: absolute;
height: 55vw;
width: 55vw;
max-width: 500px;
max-height: 500px;
}
--fcc-editable-region--
.line {
background-color: black;
width: 50%;
height: 2px;
}
--fcc-editable-region--
```